Term
| Layers in the vessels are called |
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Definition
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Term
| name the three layers of vessels |
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Definition
| tunica: intima, media, externa |
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Term
| another name for tunica externa is? |
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Definition
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Term
| This tunic layer concists of a intenal elastic memrbrane |
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Definition
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Term
| The tunic layer concists of concentric layers of smooth muscle |
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Definition
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Term
| What tunic layer consists of sympathetic nerve fibers? |
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Definition
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Term
| this layer produces vascum serum |
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Definition
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Term
| what is the vasa vasorum? |
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Definition
| concists of small arteries and veins in the walls of large vessels in their tunica externa layer |
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Term
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Definition
| supply cells of tunica media and tuncia externa |
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Term
| 'x' has an external elastic membrane in their tunica externa while 'x' has smooth muscle in their tunica extema? |
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Definition
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Term
Pick artery or vein
'x' tunica media has smooth muscle while 'x' tunica media has elastic fibers |
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Definition
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Term
pick artery or vein
round lumen |
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Definition
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Term
pick artery or vein
large flat lumen |
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Definition
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Term
pick artery or vein
'x' tunica intima internal elastic membrane while 'x' has no internal elastic membrane |
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Definition
artery has an internal elastic membrane in tunica intima
vein: no internal elastic membrane |
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Term
pick artery or vein
has thicker walls and is at higher pressure |
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Definition
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Term
pick artery or vein
has valves |
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Definition
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Term
pick artery or vein
has a smaller diameter |
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Definition
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Term
pick artery or vein
stretches more |
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Definition
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Term
| arterioles are also called |
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Definition
| resistance vessels, b.c . they provide main control of peripheral resistance, b/c they are very small |
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Term
| elastic arteries are also called |
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Definition
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Term
| elastic arteries what in their tunica media? |
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Definition
lots of elastic
less muscle |
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Term
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Definition
send blood away from heart
ex common iliac |
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Term
| muscular arteries are also called |
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Definition
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Term
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Definition
| send blood to toward muscle |
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Term
| most arteries are classified as |
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Definition
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Term
| precapillary arteries are made up of |
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Definition
| single layer of smooth muscle cells and endothelium lining |
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Term
| the smallest arterioles that feed into capillary beds are called? |
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Definition
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Term
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Definition
| allows for diffusion btwn blood and interstitial fluid |
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Term
T or F :
capillaries contain tunica media /externa |
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Definition
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Term
| capillary tunica intima contain |
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Definition
| muscle cells called pericytes |
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Term
| which type of capillary contains a complete endothethial lining & gap junctions (intercellular clefts) |
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Definition
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Term
| true or false: continous capallaires block blood & plasma protiens |
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Definition
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Term
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Definition
| permit diffusion of water, sm solutes, lipid soulable materials |
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Term
| most restrictive capillary type |
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Definition
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Term
| this type of capillary has pores called? |
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Definition
| fenestrated capillaries have pores called fenestrations |
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Term
| fenestrated capillary fcn |
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Definition
| rapid exchange of water, lg solutes bwn plasma & interstitial fluid |
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Term
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Definition
free exchange of water, lg solutes
monitor blood |
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Term
| macs at liver sinsuiods called |
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Definition
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Term
| the least restrictive capillary is |
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Definition
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Term
| a typical artery has a diameter of |
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Definition
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Term
| a typical vein has a diameter of |
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Definition
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Term
| sinusoidal capillaries are located |
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Definition
liver
spleen
bone marrow
endocrine organs |
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Term
| capillary beds are also known as |
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Definition
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Term
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Definition
| connect 1 arteriole & 1 venule |
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Term
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Definition
pre capillary sphincter
throroughfare channels
metarterioles |
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Term
| pre capillary sphincter fcn |
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Definition
| acts as valve to control blood flow; opens in closes causing blood to flow in pulses |
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Term
| thoroughfare channels fcn |
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Definition
| direct capillary connections between arterioles and venules |
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Term
| thoroughfare channels controlled by |
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Definition
| smooth muscles called metarterioles |
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Term
| collateral capillaries def |
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Definition
| allow multiple arteries to contribute one capillary bed |
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Term
| medium sized veins are made by |
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Definition
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Term
| medium sized veins have (thick/ thin) tunica media but a (thick/thin) tunica externa? |
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Definition
thin ; tunica media
thick; tunica externa |
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Term
| large veins are also called? and why |
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Definition
| capactiance vessels because the can hold the largest amount of blood. |
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Term
| venous valves are made up of |
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Definition
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Term
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Definition
| prevent backflow; compression pushes blood to heart. |
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Term
| t or f can fenestrated capillaries can take in plasma proteins or blood? |
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Definition
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Term
| capillary tunica intima contain |
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Definition
| muscle cells called pericytes |
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Term
| t or false: fenestrated capillaries can absorb blood and plasma proteins |
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Definition
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Term
| which layer contains loose collagen fibers & external scattered bands of elastic fibers? |
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Definition
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Term
| which layer fcns to anchor vessels to adjacent tissues? |
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Definition
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Term
| which 3 veins become the popliteal vein? |
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Definition
anterior tibial
posterior tibial
fibular vein |
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Term
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Definition
| fusion of capillary networks |
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Term
| pulmonary arteries branch into |
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Definition
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Term
| pulmonary arterioles branch into |
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Definition
| capaillary newtorks that surround the aveoli |
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Term
| vessels are interconnected by |
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Definition
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Term
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Definition
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Term
| 3 branches of aortic arch |
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Definition
brachiocephalic trunk
left common carotid
left subclavian |
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Term
| branches of brachiocephalic trunk |
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Definition
right common carotid
right subclavian artery |
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Term
| which compound helps vessel maintain shape? |
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Definition
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Term
| the aortic arch turns downward to form |
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Definition
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Term
| thoracic aorta is also called |
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Definition
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Term
| below the diaphragm the aorta is called |
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Definition
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Term
| the abdominal aorta terminally splits into the |
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Definition
| right and left common iliac |
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Term
| branches of aortic arch delivers blood to |
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Definition
head
neck
shoulders
upper limbs |
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Term
| brachiocephalic trunk supplies blood to |
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Definition
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Term
| left common carotid artery supplies blood to |
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Definition
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Term
| left subclavian artery supplies |
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Definition
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Term
| the subclavian arteries are located |
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Definition
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Term
| subclavian artery is what kind of artery? |
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Definition
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Term
| after leaving the thoracic cavity& 1st rib the subclavian artery becomes? |
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Definition
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Term
| the subclavian artery becomes ? after entering the arm |
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Definition
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Term
| the brachial artery divides at bone |
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Definition
| coronoid fossa of humerus bone |
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Term
| brachial artery divides into |
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Definition
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Term
| which one is deep: radial or ulnar? |
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Definition
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Term
| radial & ulnar fuse to form |
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Definition
| superficial & deep palmar arches |
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Term
| the superficial & deep palmar arches supply blood to |
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Definition
| digital arteries (fingers) |
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Term
| both common carotid arteries are located |
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Definition
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Term
| the common carotid arteries branch into |
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Definition
| internal & external carotid artery |
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Term
| location where the common carotid artery splits into internal and external carotid artery? |
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Definition
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Term
| external carotid artery supplies blood to |
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Definition
neck
lower jaw
anterior face
posterior scalp |
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Term
| internal carotid artery enters 'x' and supplies |
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Definition
| enters the skull and supplies the brain |
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Term
| branches of internal carotid |
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Definition
ophthalmic artery
anterior cerebral artery
middle cerebral artery |
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Term
| vertebral arteries supply |
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Definition
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Term
| the left and right vertebral arise from |
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Definition
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Term
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Definition
| the cranium through the foramen magnum |
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Term
| L & R vertebral fuse to form |
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Definition
| posterior cerebral artery and posterior communicating artery |
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Term
| the anastomoses of the brain |
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Definition
circle of Willis
arterial cerebral circle |
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Term
| components of circle of Willis |
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Definition
posterior & anterior communicating artery
posterior & anterior cerebral artery |
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Term
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Definition
bronchial arteries
pericardial
esophageal
mediastinal
superior phrenic
aka chest + chest wall |
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Term
| last branch of abdominal aorta is located |
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Definition
| L4 to form l& r common iliac |
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Term
| which artery of the ab aorta is the last branch before splitting into common iliac arteries? |
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Definition
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Term
| the l & r common iliac is what kind of artery? |
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Definition
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Term
| right and left common iliac branch into |
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Definition
| right and left internal and external iliac |
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Term
the external iliac branches into what arteries?
give location |
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Definition
femoral and deep femoral at sacro iliac joint
which lead to popliteal |
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Term
| the popliteal branches into |
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Definition
| posterior & anterior tibial artery |
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Term
| the posterior tibial artery branches to form |
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Definition
| fibular artery (peroneal artery) |
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Term
| the anterior tibial artery branches off to |
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Definition
| dorsalis pedis (ankle region) |
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Term
| the fibular artery branches off to the |
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Definition
medial & lateral plantar
arteries |
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Term
| the dorsal & plantar arch are made by the connection of |
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Definition
medial & lateral arteries
dorsalis pedis artery |
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Term
| the venous system also controls |
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Definition
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Term
| the superior vena cava recieves blood from |
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Definition
head
neck
chest
shoulders
upper limbs |
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Term
| most blood from head and neck drain into what three veins? |
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Definition
internal & external jugular
vertebral |
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Term
| temporal and maxillary veins drain |
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Definition
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Term
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Definition
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Term
| most veins of the brain drain into |
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Definition
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Term
| the dural sinuses empty into |
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Definition
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